13542350043 has 4 divisors (see below), whose sum is σ = 18056466728. Its totient is φ = 9028233360.

The previous prime is 13542350011. The next prime is 13542350069. The reversal of 13542350043 is 34005324531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34005324531 = 3 ⋅11335108177.

It is not a de Polignac number, because 13542350043 - 2⁵ = 13542350011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13542350443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2257058338 + ... + 2257058343.

It is an arithmetic number, because the mean of its divisors is an integer number (4514116682).

Almost surely, 2^13542350043 is an apocalyptic number.

13542350043 is a deficient number, since it is larger than the sum of its proper divisors (4514116685).

13542350043 is an equidigital number, since it uses as much as digits as its factorization.

13542350043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4514116684.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 13542350043 its reverse (34005324531), we get a palindrome (47547674574).

The spelling of 13542350043 in words is "thirteen billion, five hundred forty-two million, three hundred fifty thousand, forty-three".